/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.dolphinscheduler.spi.params;

import static org.apache.dolphinscheduler.common.constants.Constants.STRING_PLUGIN_PARAM_FIELD;
import static org.apache.dolphinscheduler.common.constants.Constants.STRING_PLUGIN_PARAM_VALUE;

import org.apache.dolphinscheduler.common.utils.JSONUtils;
import org.apache.dolphinscheduler.spi.params.base.PluginParams;

import java.util.HashMap;
import java.util.List;
import java.util.Map;

import com.fasterxml.jackson.core.type.TypeReference;

/**
 * plugin params pojo and json transfer tool
 */
public class PluginParamsTransfer {

  public static String transferParamsToJson(List<PluginParams> list) {
    return JSONUtils.toJsonString(list);
  }

  public static List<PluginParams> transferJsonToParamsList(String str) {
    return JSONUtils.toList(str, PluginParams.class);
  }

  /**
   * return the plugin params map
   */
  public static Map<String, String> getPluginParamsMap(String paramsJsonStr) {
    List<PluginParams> pluginParams = transferJsonToParamsList(paramsJsonStr);
    Map<String, String> paramsMap = new HashMap<>();
    for (PluginParams param : pluginParams) {
      paramsMap.put(param.getName(), param.getValue() == null ? null : param.getValue().toString());
    }
    return paramsMap;
  }

  /**
   * generate Plugin Params
   *
   * @param paramsJsonStr        paramsJsonStr value
   * @param pluginParamsTemplate pluginParamsTemplate
   * @return return plugin params value
   */
  public static List<Map<String, Object>> generatePluginParams(String paramsJsonStr, String pluginParamsTemplate) {
    Map<String, Object> paramsMap = JSONUtils.toMap(paramsJsonStr, String.class, Object.class);
    return generatePluginParams(paramsMap, pluginParamsTemplate);
  }

  /**
   * generate Plugin Params
   *
   * @param paramsMap            paramsMap
   * @param pluginParamsTemplate pluginParamsTemplate
   * @return return plugin params value
   */
  public static List<Map<String, Object>> generatePluginParams(Map<String, Object> paramsMap, String pluginParamsTemplate) {
    if (paramsMap == null || paramsMap.isEmpty()) {
      return null;
    }
    List<Map<String, Object>> pluginParamsList = JSONUtils.parseObject(pluginParamsTemplate, new TypeReference<List<Map<String, Object>>>() {
    });
    pluginParamsList.forEach(pluginParams -> pluginParams.put(STRING_PLUGIN_PARAM_VALUE, paramsMap.get(pluginParams.get(STRING_PLUGIN_PARAM_FIELD))));
    return pluginParamsList;
  }
}
